A Perl Monger in the Ruby World

@yapcasia 2012

Transcript

1. Rubyistͷࠃͷ Perl࢖͍ @kentaro ܀ྛ
   ݈ଠ࿠ paperboy&co.
2. @kentaro ,ZPUPQNॴଐ ΤϯδχΞ 1FSMFS
   ϧϏʔετ ฐࣾެࣜίϯςϯπ
   /FX ܀ྛ
   ݈ଠ࿠ paperboy&co.
4. ٕज़ج൫੔උΤϯδχΞ
6. ʊਓਓਓਓਓਓਓਓʊ ʼɹಥવͷRubyԽɹʻ ʉ^Y^Y^Y^Y^Y^Y^ʉ
7. ͷΜͨΜ ·͚ͭΜ mizzy
9. Kyoto.pm͔Βདྷ·ͨ͠
10. Kyoto.pm΁Ҡ؅
11. Cinnamon A Minimalistic Deploy Tool
12. https://speakerdeck.com/u/kentaro/p/datamapper
13. ࠷ۙ͸Perlશવॻ͍ͯ ͳ͍ ͨ·ʹίʔυϨ Ϗϡʔ͢Δ͙Β͍
14. YAPCͷ5γϟπΛ ணͯRubyͷձͰ rubygemsΛDISͬͯ Δࢲͷ༐࢟Ͱ͢ Emacsͷձͳͷʹ Subilme Text2ͷ࿩ ͷΈͷεϥΠυ
15. ͱ͍͏Θ͚Ͱɺࠓ೔ ͸Perlʹ͸ಛʹؔ܎ ͷͳ͍࿩Λ͠·͢ɻ
16. ϖύϘͰ͸࠷ ۙͳʹ΍ͬͯ ΔΜͰ͔͢ʁ ͏ʙΜʜͳΜͱ ͍͏͔ɺ͍Ζ͍ ΖͰ͢Ͷʜɻ
17. Ξ΢τϓοτͷେ੾͞ http://www.flickr.com/photos/timjoyfamily/532089575/
18. http://www.paperboy.co.jp/recruit/important/
19. ҰൠԽ ݕূՄ ૑ൃੑ Ξ΢τϓοτ ֎ʹग़͢͜ͱͰ಺෦ࣄ৘ ΛҰൠԽͰ͖Δ Ξ΢τϓοτ͞Εͳ͍͜ ͱʹ͸ݕূ͠Α͏͕ͳ͍ Ξ΢τϓοτͷॏͳΓ߹ ͍͕৽͍͠΋ͷΛੜΉ
20. ಺޲͖ ֎޲͖ ։ൃ؀ڥ੔උ ։ൃίϛϡχέʔγϣϯ ΞδϟΠϧ։ൃ αʔϏεϦϦʔε ϦʔϯελʔτΞοϓ ٕज़తΞ΢τϓοτ
21. ։ൃϓϩηεͷվળ http://www.flickr.com/photos/betsyweber/6719452305/
22. w/@hsbt ྡ੮ͷΔͼΓ͢ͱࢯ
23. ϦʔϯελʔτΞοϓ εΫϥϜ 91ϓϥΫςΟε ։ൃϓϩηεͷࡾ૚ߏ଄
25. http://www.flickr.com/photos/goodoldsparky/2716165693/ ίϯηϓτΛݻΊΔ
26. ։ൃऀ ͷͨΊͷ  ϖύϘձٞࣨ JEBOUJQPQ QBQFSCPZDP Ϧʔϯ ελʔτΞοϓ http://blog.kentarok.org/entry/2012/07/10/185408
27. Build Measure Learn
28. #
    .
    - #
    .
    - #
    .
    - #
    .
    - #
    .
    - #
    .
    - #VJME .FBTVSF -FBSO όοναΠζ
29.  αʔϏε։ൃΛՊֶ ࣮ݧͷΑ͏ʹԾઆͱͦ ͷݕূΛ௨ͯ͡ߦ͏͜ ͱ  ·ͣ͸Ծઆݕূͷͨ Ίͷඞཁ࠷খݶͷ੡඼ Λ࡞Δ͜ͱ  ԾઆݕূϧʔϓΛͰ ͖Δ͚ͩ଎͘ճ͢͜ͱ
30. *OUSPEVDUJPO
    UP -FBO
    $BOWBT JEBOUJQPQ QBQFSCPZDP  http://www.imi.ie/news-and-events/wp-content/uploads/2011/11/IMI-Ash-Maurya-Running-Lean-Presentation.pdf http://blog.kentarok.org/entry/2012/07/10/185408
31. http://www.imi.ie/news-and-events/wp-content/uploads/2011/11/IMI-Ash-Maurya-Running-Lean-Presentation.pdf ໰୊  ސ٬  Ձ஋  ղܾ  ޿ใ  ऩೖ  ࢧग़  ༏Ґ  ݕূ 
33. http://d.hatena.ne.jp/nawoto/20111011/1318303619
34. https://speakerdeck.com/u/nawoto/p/head-first-inception-deck?slide=11
35. http://www.flickr.com/photos/cdm/2336025560/ νʔϜͰ։ൃ͢Δ
36. ϢʔβετʔϦऩू
37. ϖʔύʔϓϩτλΠϐϯά
38. εϓϦϯτܭը ϓϩμΫτόοΫϩά εϓϦϯτόοΫϩά
39. εϓϦϯτϨϏϡʔ
40. https://speakerdeck.com/u/nawoto/p/head-first-inception-deck?slide=11 ίʔυϨϏϡʔ
41. ϖΞϓϩάϥϛϯά
42. https://speakerdeck.com/u/hsbt/p/20120916-sappororubykaigi2012
43. https://speakerdeck.com/u/hsbt/p/20120916-sappororubykaigi2012?slide=59 αΠΫϧλΠϜ Λ୹ॖ͢Δ
44. http://www.slideshare.net/startuplessonslearned/2012-05-15-eric-ries-the-lean-startup-pwc-canada ੺ઢ͸։ൃऀʹͱͬͯಛʹॏཁͳࣄ߲
45. ඇ3VCZͳձࣾͰ ͭͷํ๏ !LFOUBSP ࢓ࣄʹ
    
    
    
    
    
    
    
    
    
    
    Λ ࣋ͪࠐΉͨΊͷ ܀ྛ
    ݈ଠ࿠ QBQFSCPZDP
46. ࣗಈԽ ࣮֬ੑ ҆શੑ ଎͍αΠΫϧ capistrano/webistrano chef/puppet tests, more tests continuous integration developer sandbox incremental deployment
47. ։ൃϓϩηε͕ ઃܭΛม͑Δ http://www.flickr.com/photos/wolflawlibrary/4703808270/
48. ໾ׂ ͱͯ͠ ΰʔϧ Λୡ੒ ͍ͨ͠ɻͦΕ͸ ཧ༝ ͷͨΊͩ ϢʔβετʔϦ
49. ໾ׂ ͱͯ͠ ΰʔϧ Λୡ੒ ͍ͨ͠ɻͦΕ͸ ཧ༝ ͷͨΊͩ ໾ׂ ͱͯ͠ ΰʔϧ Λୡ੒ ͍ͨ͠ɻͦΕ͸ ཧ༝ ͷͨΊͩ ໾ׂ ͱͯ͠ ΰʔϧ Λୡ੒ ͍ͨ͠ɻͦΕ͸ ཧ༝ ͷͨΊͩ M V C
50. package Controller::Cart; sub create { user->add_cart(params{book_id}); # ... } controllers package Controller::Follow; sub create { user->add_follow(params{user_id}); # ... } package Controller::Blog; sub create { user->add_post(params{text}); # ... } package Model::User; sub add_cart { # ... } sub add_follow { # ... } sub add_post { # ... } model Too many methods.
51. ػೳͱ࣮૷ʹؔ ࿈ੑ͕ͳ͍ Կ͕໰୊͔ ετʔϦͷݟ͑ ͳ͍ઃܭ
52. “Slim Controller, fat model”, but it’s too fat to be a model. ࢀߟ http://lab.ursm.jp/blog/2012/09/17/sapporo-rubykaigi-2012/ Կ͕໰୊͔
53. DCI Data Context Interaction
54. “We can translate use case scenarios into algorithms, just in time, as new senarios enter the business process. We encode these algorithms directly as role methods.”
56. package Controller::Cart; sub create { my $res = Context::Cart->new( user, params{item_id}, )->call; # ... } controller package Context::Cart sub new { my ($class, $user, $item_id) = @_; $user->extend(“Role::Customer”); bless { user => $user, item_id => $item_id, }, $class; } sub call { my $self = shift; $self->{user}->add_cart( $self->{item_id} ); } { package Role::Customer; sub add_cart { ... } } context https://github.com/kentaro/Class-Extendable `$user->extend` is enabled by my experimental module, Class::Extendable.
57. ໾ׂ ͱͯ͠ ΰʔϧ Λୡ੒ ͍ͨ͠ɻͦΕ͸ ཧ༝ ͷͨΊͩ ໾ׂ ͱͯ͠ ΰʔϧ Λୡ੒ ͍ͨ͠ɻͦΕ͸ ཧ༝ ͷͨΊͩ Data + Role context Data + Role ର ର
58. ετʔϦʔࢦ޲ ͷઃܭ͕Մೳ DCIʹΑͬͯ Too fat model໰ ୊΋ղܾ
59. ։ൃϓϩηεͱ ੔߹͢Δઃܭɾ ࣮૷ख๏Λೖख DCIʹΑͬͯ
60. ·ͱΊ
61. Ξ΢τϓοτॏཁ ·ͱΊ ։ൃऀͷΞ΢τϓοτΛ ߴΊΔ ։ൃϓϩηεΛվળ͢Δ DCI΋͋ΔΑ
62. ͝ਗ਼ௌ͋Γ͕ͱ͏͍͟͝·ͨ͠